End cap for a railing system



FIG. 1 is a front, perspective view of an end cap showing my new design;

FIG. 2 is a front, elevational view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is a first side elevational view thereof, the second side elevational view being mirror-image identical thereto; and,

FIG. 6 is a rear elevational view thereof. 

The ornamental design for an end cap for a railing system, as shown and described. 